| Magnitude | 5.7 |
| Alert | Strong |
| Depth | 33.0 km |
| Coordinates | -9.818, 160.291 |
| UTC time | 1977-04-20 23:56:17.600 |
Earthquake details
Wednesday, April 20, 1977 Earthquake
The earthquake hit Solomon Islands on Wednesday, April 20, 1977 at 23:56 UTC with a magnitude of 5.7. The closest known location in the current dataset is Honiara (Solomon Islands - SB), about 56.9 km away. The epicenter is located at longitude 160.291 and latitude -9.818.
| Location | Honiara |
| Country | Solomon Islands (SB) |
| Severity | Strong |
Earthquake map 1977-04-20
Closest countries
The 12 closest cities near the epicenter.
| Honiara | 56.9 km |
| Arawa | 656.3 km |
| Port Vila | 1236.1 km |
| Port Moresby | 1442.5 km |
| Lae | 1504.3 km |
| Noumea | 1534.4 km |
| Mackay | 1735.1 km |
| Cairns | 1759.5 km |
| Townsville | 1792.0 km |
| Mount Hagen | 1824.7 km |
| Gladstone | 1833.0 km |
| Rockhampton | 1833.7 km |
Nearby earthquakes
The latest 8 earthquakes within 100 km of this epicenter.
|
M 4.3
Honiara
Solomon Islands · 2026-03-26 01:52 UTC
|
10.3 km |
|
M 4.3
Honiara
Solomon Islands · 2026-03-24 17:18 UTC
|
87.9 km |
|
M 5.1
Honiara
Solomon Islands · 2026-02-14 03:12 UTC
|
99.8 km |
|
M 4.3
Honiara
Solomon Islands · 2026-01-31 03:26 UTC
|
97.7 km |
|
M 4.3
Honiara
Solomon Islands · 2026-01-31 02:42 UTC
|
100.9 km |
|
M 4.9
Honiara
Solomon Islands · 2026-01-31 02:34 UTC
|
97.4 km |
|
M 4.8
Honiara
Solomon Islands · 2026-01-30 22:57 UTC
|
103.2 km |
|
M 4.3
Honiara
Solomon Islands · 2026-01-15 03:41 UTC
|
58.8 km |
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